Lag in new hackage mirroring of old hackage

Gregory D. Weber gdweber at
Wed Sep 11 17:13:00 CEST 2013

Thanks for your attention to this.  Late reply is better than none,
and it was not a burning issue, since it was easy to switch
back to the non-new hackage.


On 2013-Sep-11, Duncan Coutts and/or a Mail User Agent wrote:
> On Thu, 2013-08-08 at 16:31 -0400, Gregory Weber wrote:
> > Hello,
> > 
> > I want to report some lag in the mirroring of old hackage
> > by the new hackage.
> > 
> > "Note: we are mirroring packages from the old server (currently every
> > 30min) so it is suitable to use as your main hackage server with some
> > caveats: because we are allowing package authors to upload (as well as
> > the mirroring) then you may find a slightly different set of packages
> > on this server. "  
> > 
> > -- viewed on August 2, 2013
> > 
> > But for some elm packages, I just noticed today, the versions
> > on new hackage are considerably more than 30 minutes older
> > than those on old hackage:
> I realise this is a very late reply, but a little explanation is perhaps
> still interesting.
> Yes, the mirroring did fail and we didn't have any monitoring set up or
> auto restart so we didn't notice for a while. I think I have identified
> and fixed the cause of the failure (the mirror client was designed to be
> robust to mirroring problems but this one slipped through).
> On the new beta site the mirror client is running under an init script
> and the infrastructure team are going to sort out auto restart and
> monitoring for us.
> -- 
> Duncan Coutts, Haskell Consultant
> Well-Typed LLP,

Gregory D. Weber, Ph. D.        
Associate Professor of Informatics        Tel (765) 973-8420
Indiana University East                   FAX (765) 973-8550

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